<template>
  <header class="header">
    <h1>todos</h1>
    <input v-model="isAll" id="toggle-all" class="toggle-all" type="checkbox" />
    <label for="toggle-all"></label>
    <input
      v-model.trim="task"
      @keydown.enter="addTask"
      class="new-todo"
      placeholder="输入任务名称-回车确认"
      autofocus
    />
  </header>
</template>

<script>
export default {
  props: {
    list: {
      type: Array,
      required: true,
    },
  },
  computed: {
    isAll: {
      get() {
        return this.list.every((item) => item.isDone)
      },
      set(Val) {
        return this.$emit('isAll', Val)
      },
    },
  },
  data() {
    return {
      task: '',
    }
  },
  methods: {
    addTask() {
      this.$emit('addTask', this.task)
      this.task = ''
    },
  },
}
</script>
